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rohan singh

notes

Things worth writing down.

Longer looks at how the things I build actually work. Occasional, not scheduled. There's an RSS feedif that's your thing.

  1. jul 17, 2026 · 2 min read

    How this site is built, and who builds it

    The stack, the design rules, the test suite that guards the truth, and the honest role AI agents play in maintaining it.

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  2. jul 17, 2026 · 4 min read

    My marathon coach is a chat window

    How I built a training system where an LLM writes the plans, a pipeline computes the numbers, and code keeps everyone honest.

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